blob: 6f0d8e6b658d1bd8e03b41dd4b0ddf321a2c4d17 [file] [log] [blame]
/*
* Copyright (c) 2017-2020, Arm Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef WIN_POSIX_H
#define WIN_POSIX_H
#define _CRT_SECURE_NO_WARNINGS
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <direct.h>
#include <io.h>
#include "uuid.h"
/* Derive or provide Windows equivalents of Posix/GCC/Unix stuff. */
#ifndef PATH_MAX
# ifdef MAX_PATH
# define PATH_MAX MAX_PATH
# else
# ifdef _MAX_PATH
# define MAX_PATH _MAX_PATH
# define PATH_MAX _MAX_PATH
# else
# define PATH_MAX 260
# endif
# endif
#endif
#ifndef _CRT_SECURE_NO_WARNINGS
# define _CRT_SECURE_NO_WARNINGS 1
#endif
/*
* Platform specific names.
*
* Visual Studio deprecates a number of POSIX functions and only provides
* ISO C++ compliant alternatives (distinguished by their '_' prefix).
* These macros help provide a stopgap for that.
*/
/* fileno cannot be an inline function, because _fileno is a macro. */
#define fileno(fileptr) _fileno(fileptr)
/* _fstat uses the _stat structure, not stat. */
#define BLD_PLAT_STAT _stat
/* Define flag values for _access. */
#define F_OK 0
/* getopt implementation for Windows: Data. */
/* Legitimate values for option.has_arg. */
enum has_arg_values {
no_argument, /* No argument value required */
required_argument, /* value must be specified. */
optional_argument /* value may be specified. */
};
/* Long option table entry for get_opt_long. */
struct option {
/* The name of the option. */
const char *name;
/*
* Indicates whether the option takes an argument.
* Possible values: see has_arg_values above.
*/
int has_arg;
/* If not null, when option present, *flag is set to val. */
int *flag;
/*
* The value associated with this option to return
* (and save in *flag when not null)
*/
int val;
};
/*
* This variable is set by getopt to point at the value of the option
* argument, for those options that accept arguments.
*/
extern char *optarg;
/*
* When this variable is not zero, getopt emits an error message to stderr
* if it encounters an unspecified option, or a missing argument.
* Otherwise no message is reported.
*/
extern const int opterr; /* const as NOT used in this implementation. */
/*
* This variable is set by getopt to the index of the next element of the
* argv array to be processed. Once getopt has found all of the option
* arguments, you can use this variable to determine where the remaining
* non-option arguments begin. The initial value of this variable is 1.
*/
extern int optind;
/*
* When getopt encounters an unknown option character or an option with a
* missing required argument, it stores that option character in this
* variable.
*/
extern int optopt;
/*
* Platform specific names.
*
* Visual Studio deprecates a number of POSIX functions and only provides
* ISO C++ compliant alternatives (distinguished by their '_' prefix).
* These inline functions provide a stopgap for that.
*/
inline int access(const char *path, int mode)
{
return _access(path, mode);
}
inline int chdir(const char *s)
{
return _chdir(s);
}
inline int fstat(int fd, struct _stat *buffer)
{
return _fstat(fd, buffer);
}
inline char *strdup(const char *s)
{
return _strdup(s);
}
/*
* getopt implementation for Windows: Functions.
*
* Windows does not have the getopt family of functions, as it normally
* uses '/' instead of '-' as the command line option delimiter.
* These functions provide a Windows version that uses '-', which precludes
* using '-' as the intial letter of a program argument.
* This is not seen as a problem in the specific instance of fiptool,
* and enables existing makefiles to work on a Windows build environment.
*/
/*
* The getopt function gets the next option argument from the argument list
* specified by the argv and argc arguments.
*/
int getopt(int argc,
char *argv[],
char *options);
/*
* getopt_long gets the next option argument from the argument list
* specified by the argv and argc arguments. Options may be either short
* (single letter) as for getopt, or longer names (preceded by --).
*/
int getopt_long(int argc,
char *argv[],
const char *shortopts,
const struct option *longopts,
int *indexptr);
/*
* getopt_long_only gets the next option argument from the argument list
* specified by the argv and argc arguments. Options may be either short
* or long as for getopt_long, but the long names may have a single '-'
* prefix, too.
*/
int getopt_long_only(int argc,
char *argv[],
const char *shortopts,
const struct option *longopts,
int *indexptr);
#endif /* WIN_POSIX_H */